aea119cd05
v2: Massive, conflict-filled rebase. I think I resolved everything
right, but this host xv code makes my eyes bleed. Touch-tested XV
after the rebase (anholt).
Reviewed-by: Mikhail Gusarov <dottedmag@dottedmag.net> (v1)
Signed-off-by: Julien Cristau <jcristau@debian.org>
Signed-off-by: Eric Anholt <eric@anholt.net>
225 lines
8.0 KiB
C
225 lines
8.0 KiB
C
/*
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* Xephyr - A kdrive X server thats runs in a host X window.
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* Authored by Matthew Allum <mallum@openedhand.com>
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*
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* Copyright © 2007 OpenedHand Ltd
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of OpenedHand Ltd not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. OpenedHand Ltd makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* OpenedHand Ltd DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL OpenedHand Ltd BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*
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* Authors:
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* Dodji Seketeli <dodji@openedhand.com>
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*/
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#ifndef __EPHYRHOSTVIDEO_H__
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#define __EPHYRHOSTVIDEO_H__
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typedef struct _EphyrHostXVAdaptorArray EphyrHostXVAdaptorArray;
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#include <xcb/xv.h>
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#include <X11/Xdefs.h>
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typedef struct _EphyrHostVideoFormat {
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char depth;
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short visual_class;
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} EphyrHostVideoFormat;
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typedef struct _EphyrHostRational {
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int numerator;
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int denominator;
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} EphyrHostRational;
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typedef struct _EphyrHostEncoding {
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int id;
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char *name;
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unsigned short width, height;
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EphyrHostRational rate;
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} EphyrHostEncoding;
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typedef struct _EphyrHostImageFormat {
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int id; /* Unique descriptor for the format */
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int type; /* XvRGB, XvYUV */
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int byte_order; /* LSBFirst, MSBFirst */
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char guid[16]; /* Globally Unique IDentifier */
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int bits_per_pixel;
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int format; /* XvPacked, XvPlanar */
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int num_planes;
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/* for RGB formats only */
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int depth;
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unsigned int red_mask;
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unsigned int green_mask;
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unsigned int blue_mask;
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/* for YUV formats only */
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unsigned int y_sample_bits;
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unsigned int u_sample_bits;
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unsigned int v_sample_bits;
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unsigned int horz_y_period;
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unsigned int horz_u_period;
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unsigned int horz_v_period;
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unsigned int vert_y_period;
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unsigned int vert_u_period;
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unsigned int vert_v_period;
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char component_order[32]; /* eg. UYVY */
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int scanline_order; /* XvTopToBottom, XvBottomToTop */
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} EphyrHostImageFormat;
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typedef struct {
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unsigned short x1, y1, x2, y2;
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} EphyrHostBox;
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void ephyrHostXVInit(void);
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void ephyrHostFree(void *a_pointer);
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/*
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* host adaptor array
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*/
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Bool ephyrHostXVQueryAdaptors(xcb_xv_query_adaptors_reply_t **a_adaptors);
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void ephyrHostXVAdaptorArrayDelete(xcb_xv_query_adaptors_reply_t *a_adaptors);
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int ephyrHostXVAdaptorArrayGetSize(const xcb_xv_query_adaptors_reply_t *a_this);
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xcb_xv_adaptor_info_t* ephyrHostXVAdaptorArrayAt(const xcb_xv_query_adaptors_reply_t *a_this,
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int a_index);
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/*
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* host adaptor
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*/
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char ephyrHostXVAdaptorGetType(const xcb_xv_adaptor_info_t *a_this);
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char* ephyrHostXVAdaptorGetName(const xcb_xv_adaptor_info_t *a_this);
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EphyrHostVideoFormat *ephyrHostXVAdaptorGetVideoFormats
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(const xcb_xv_adaptor_info_t *a_this, int *a_nb_formats);
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int ephyrHostXVAdaptorGetNbPorts(const xcb_xv_adaptor_info_t *a_this);
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int ephyrHostXVAdaptorGetFirstPortID(const xcb_xv_adaptor_info_t *a_this);
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Bool ephyrHostXVAdaptorHasPutVideo(const xcb_xv_adaptor_info_t *a_this,
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Bool *a_result);
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Bool ephyrHostXVAdaptorHasGetVideo(const xcb_xv_adaptor_info_t *a_this,
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Bool *a_result);
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Bool ephyrHostXVAdaptorHasPutStill(const xcb_xv_adaptor_info_t *a_this,
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Bool *a_result);
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Bool ephyrHostXVAdaptorHasGetStill(const xcb_xv_adaptor_info_t *a_this,
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Bool *a_result);
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Bool ephyrHostXVAdaptorHasPutImage(const xcb_xv_adaptor_info_t *a_this,
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Bool *a_result);
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/*
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* encoding
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*/
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Bool ephyrHostXVQueryEncodings(int a_port_id,
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EphyrHostEncoding ** a_encodings,
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unsigned int *a_num_encodings);
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void ephyrHostEncodingsDelete(EphyrHostEncoding * a_encodings,
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int a_num_encodings);
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/*
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* attribute
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*/
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Bool ephyrHostXVQueryPortAttributes(int a_port_id,
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xcb_xv_query_port_attributes_reply_t **a_attributes);
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void ephyrHostAttributesDelete(xcb_xv_query_port_attributes_reply_t *a_attributes);
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/*
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* image format
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*/
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Bool ephyrHostXVQueryImageFormats(int a_port_id,
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EphyrHostImageFormat ** a_formats,
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int *a_num_format);
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/*
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* Port Attribute Get/Set
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*/
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Bool ephyrHostXVSetPortAttribute(int a_port_id, int a_atom, int a_attr_value);
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Bool ephyrHostXVGetPortAttribute(int a_port_id, int a_atom, int *a_attr_value);
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/*
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*size query
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*/
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Bool ephyrHostXVQueryBestSize(int a_port_id,
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Bool a_motion,
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unsigned int a_frame_w,
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unsigned int a_frame_h,
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unsigned int a_drw_w,
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unsigned int a_drw_h,
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unsigned int *a_actual_w,
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unsigned int *a_actual_h);
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Bool ephyrHostXVQueryImageAttributes(int a_port_id,
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int a_image_id /*image fourcc code */ ,
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unsigned short *a_width,
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unsigned short *a_height,
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int *a_image_size,
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int *a_pitches, int *a_offsets);
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/*
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* atom
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*/
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Bool ephyrHostGetAtom(const char *a_name,
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Bool a_create_if_not_exists, int *a_atom);
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char *ephyrHostGetAtomName(int a_atom);
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/*
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*PutImage
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* (ignore clipping for now)
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*/
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Bool ephyrHostXVPutImage(int a_screen_num,
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int a_port_id,
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int a_image_id,
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int a_drw_x,
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int a_drw_y,
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int a_drw_w,
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int a_drw_h,
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int a_src_x,
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int a_src_y,
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int a_src_w,
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int a_src_h,
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int a_image_width,
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int a_image_height,
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unsigned char *a_buf,
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EphyrHostBox * a_clip_rects, int a_clip_rect_nums);
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/*
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* Putvideo/PutStill/GetVideo
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*/
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Bool ephyrHostXVPutVideo(int a_screen_num,
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int a_port_id,
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int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
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int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h);
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Bool ephyrHostXVGetVideo(int a_screen_num,
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int a_port_id,
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int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
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int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h);
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Bool ephyrHostXVPutStill(int a_screen_num,
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int a_port_id,
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int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
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int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h);
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Bool ephyrHostXVGetStill(int a_screen_num,
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int a_port_id,
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int a_vid_x, int a_vid_y, int a_vid_w, int a_vid_h,
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int a_drw_x, int a_drw_y, int a_drw_w, int a_drw_h);
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/*
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* StopVideo
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*/
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Bool ephyrHostXVStopVideo(int a_screen_num, int a_port_id);
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#endif /*__EPHYRHOSTVIDEO_H__*/
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